Poshmark Inc. is one of the first online marketplace apps to integrate peer-to-peer payment service Venmo into its checkout flow. Poshmark allows consumers to shop for used apparel that consumers list themselves on the app. 90% of Poshmark’s transactions are made in-app, says Olivia Tam, Poshmark’s vice president of marketplace operations. On average, consumers spend … Continue reading Online marketplace Poshmark adds Venmo payments to its app